Refactored CreateDigitalPin
Refactored CreateDigitalSignal
Refactored CreateDigitalSignal
Refactored CreateAndGate
Refactored CreateTimerOnDelay
Refactored CreateTimerPulse
Added NewOrGate factory method
Added NewNotGate factory method
Fixed NewNotGate right pin position
Added NewBufferGate factory method
Added NewNandGate factory method
Added NewNorGate factory method
Added NewXorGate factory method
Added NewXnorGate factory method
Refactored NewDigitalWire params names